Problem 59.
Right and Equilateral Triangles, Midpoints.
Level: High School, SAT Prep, College
Hints:
Triangle Congruence
In the figure below, ABC is a right
triangle, BDC is an equilateral triangle, E and F are the
midpoints of AC and BD respectively. Prove that: x = a / 2.
Post your
comments or solutions in the
blog.
